58171021058561 has 2 divisors, whose sum is σ = 58171021058562. Its totient is φ = 58171021058560.

The previous prime is 58171021058531. The next prime is 58171021058597. The reversal of 58171021058561 is 16585012017185.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 55778566935025 + 2392454123536 = 7468505^2 + 1546756^2 .

It is a cyclic number.

It is not a de Polignac number, because 58171021058561 - 2¹⁴ = 58171021042177 is a prime.

It is not a weakly prime, because it can be changed into another prime (58171021058531) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 29085510529280 + 29085510529281.

It is an arithmetic number, because the mean of its divisors is an integer number (29085510529281).

Almost surely, 2^{58171021058561} is an apocalyptic number.

It is an amenable number.

58171021058561 is a deficient number, since it is larger than the sum of its proper divisors (1).

58171021058561 is an equidigital number, since it uses as much as digits as its factorization.

58171021058561 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 672000, while the sum is 50.

The spelling of 58171021058561 in words is "fifty-eight trillion, one hundred seventy-one billion, twenty-one million, fifty-eight thousand, five hundred sixty-one".